From: Nick Clifton <nickc@redhat.com>
Date: Fri, 10 Feb 2006 12:21:43 +0000 (+0000)
Subject: (check_range): Ensure that the sign bit of a 32-bit value is propagated into
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=70e45ad9bb4476368d66997ec0df94abc9d3a2de;p=binutils-gdb.git

(check_range): Ensure that the sign bit of a 32-bit value is propagated into
the upper bits of a 64-bit long.
---

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 37285715335..b248cb822d3 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,5 +1,8 @@
 2006-02-10  Nick Clifton  <nickc@redhat.com>
 
+	* config/tc-crx.c (check_range): Ensure that the sign bit of a
+	32-bit value is propagated into the upper bits of a 64-bit long.
+
 	* config/tc-arc.c (init_opcode_tables): Fix cast.
 	(arc_extoper, md_operand): Likewise.
 
diff --git a/gas/config/tc-crx.c b/gas/config/tc-crx.c
index 9b0b8564c8d..34448cd8dca 100644
--- a/gas/config/tc-crx.c
+++ b/gas/config/tc-crx.c
@@ -1378,6 +1378,12 @@ check_range (long *num, int bits, int unsigned flags, int update)
   long upper_64kb = 0xFFFF0000;
   long value = *num;
 
+  /* For hosts witah longs bigger than 32-bits make sure that the top 
+     bits of a 32-bit negative value read in by the parser are set,
+     so that the correct comparisons are made.  */
+  if (value & 0x80000000)
+    value |= (-1L << 31);
+
   /* Verify operand value is even.  */
   if (flags & OP_EVEN)
     {